Ryobi CTH1202K2, CTH1442K2, CTH1802 manual Installing and Removing Bits, Right Wrong

Models: CTH1802 CTH1442K2 CTH1202K2

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OPERATION

INSTALLING AND REMOVING BITS

Place the direction of rotation selector at the center position. This will turn off the power to your drill.

Open or close the chuck jaws to a point where the opening is slightly larger than the bit size you intend to use. Also, raise the front of your drill slightly to keep the bit from falling out of the chuck jaws.

Insert your drill bit into the chuck the full length of the jaws. See Figure 8.

Tighten the chuck jaws on the drill bit. To tighten, grasp and hold the collar of the chuck with one hand, while rotating the chuck body with your other hand.

Note: Rotate the chuck body in the direction of the arrow marked GRIP to tighten the chuck jaws. DO NOT use a wrench to tighten or loosen the chuck jaws.

WARNING:

Do not insert drill bit into chuck jaws and tighten as shown in figure 9. This could cause drill bit to be thrown from drill resulting in possible serious personal injury or damage to the chuck.

REMOVING BITS

See Figure 8.

Place the direction of rotation selector at the center position. This will turn off the power to your drill.

Loosen the chuck jaws from drill bit.

To loosen: grasp and hold the collar of the chuck with one hand, while rotating chuck body with your other hand.

Note: Rotate chuck body in the direction of the arrow marked RELEASE to loosen chuck jaws. DO NOT use a wrench to tighten or loosen the chuck jaws.

Remove drill bit from chuck jaws.

DRILLING

See Figure 10.

When drilling hard, smooth surfaces, use a center punch to mark the desired hole location. This will prevent the drill bit from slipping off center as the hole is started. However, the lower speed feature allows starting holes without center punching if desired. To accomplish this, simply operate your drill at lower speed until the hole is started.

The material to be drilled should be secured in a vise or with clamps to keep it from turning as the drill bit rotates.

Hold tool firmly and place the bit at the point to be drilled. Depress the switch trigger to start tool.

Move the drill bit into the workpiece, applying only enough pressure to keep the bit cutting. Do not force or apply side pressure to elongate a hole.

CHUCK BODY

CHUCK JAWS

22 20

DRILL BIT

18

16

CHUCK COLLAR

RIGHT

22 20

18 16

WRONG

22

20

18

16

2

Fig. 8

2

Fig. 9

Fig. 10

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Ryobi CTH1202K2, CTH1442K2, CTH1802 Installing and Removing Bits, Right Wrong, Chuck Body Chuck Jaws Drill BIT Chuck Collar